{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["DNA", "protein", "RNA", "cell type", "cell line"], "input": "During embryogenesis, the BSAP gene is transiently expressed in the mesencephalon and spinal cord with a spatial and temporal expression pattern that is distinct from that of other Pax genes in the developing central nervous system ( CNS )."}
{"DNA": ["BSAP gene", "Pax genes"], "protein": ["BSAP"], "RNA": [], "cell type": [], "cell line": []}